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5-day forecast / Princeton, TX

WednesdaySunny101° / 77° 2%
ThursdaySunny97° / 77°
FridaySunny99° / 80° 1%
SaturdayMostly Sunny100° / 81° 6%
SundaySunny101° / 81°

Princeton, TX: Extreme Heat Warning and Air Quality Alert in Effect - Jul 21, 8 PM

Princeton weather, updated every four hours — local forecasts you can trust.

An Extreme Heat Warning and Air Quality Alert are active for Princeton, TX. Current heat index reaches 107F with oppressive humidity. Temperatures will remain dangerously high through tomorrow.

Vera Yoder

July 22, 20262 min read

National Weather Service radar for North Texas (KFWS)
National Weather Service radar for North Texas (KFWS)

*As of Jul 21, 8 PM local time.*

Dangerous Heat and Air Quality Concerns

Princeton, TX, is currently under the influence of severe heat and poor air quality. An Extreme Heat Warning is in effect, signaling dangerous conditions that require immediate caution. Simultaneously, an Air Quality Alert has been issued, indicating that pollution levels may pose health risks to sensitive groups. Residents should monitor local updates closely as these conditions persist.

Current conditions reflect the intensity of the heat. The air temperature stands at 95F, but the combination of heat and moisture makes it feel like 107F. The relative humidity is at 53%, with a dew point of 75F, creating an oppressively humid environment that hinders the body's ability to cool itself.

Winds are light at 5 mph with gusts up to 9 mph, and the sky remains clear.

Forecast for Tonight and Tomorrow

Tonight, skies will stay clear with a low near 81F. However, temperatures are expected to rise to around 83F overnight, keeping the heat index values as high as 107. Winds will shift to east southeast at 0 to 5 mph. Despite the drop in air temperature, the heat will not break significantly, maintaining hazardous conditions.

Tomorrow, the heat will intensify further. Expect sunny skies with a high near 101F. The heat index is forecast to reach as high as 111, making it feel significantly hotter than the actual air temperature. Northeast winds will pick up slightly, blowing at 5 to 10 mph. The chance of precipitation is minimal at 2%, ensuring dry but sweltering conditions.

Safety Reminders

Given the Extreme Heat Warning, it is critical to stay hydrated and limit midday exertion. Avoid prolonged exposure to the sun, especially during the hottest parts of the day. Check on neighbors, particularly the elderly and those with health conditions, who may be more vulnerable to heat stress.

Due to the Air Quality Alert, individuals with respiratory issues should consider limiting outdoor activities and keeping windows closed to reduce exposure to poor air quality. Always follow official guidance from local authorities as conditions evolve.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

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Vera Yoder

Vera Yoder covers weather, storms, and seasonal life around Princeton.

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